package oom;

/**
 * @Author ZhangCuirong
 * @Date 2025/10/9 14:58
 * @description:
 */
public class LockTest {
    private static Object lock1 = new Object();
    private static Object lock2 = new Object();

    public static void main(String[] args) {
        new Thread(() -> {

            synchronized (lock1) {
                try {
                    System.out.println("thread1 begin");
                    Thread.sleep(5000);
                } catch (InterruptedException e) {
                }
                //已获取到lock1 尝试获取lock2
                synchronized (lock2) {
                    System.out.println("thread1 end");
                }
            }
        }).start();

        new Thread(() -> {
            synchronized (lock2) {
                try {
                    System.out.println("thread2 begin");
                    Thread.sleep(5000);
                } catch (InterruptedException e) {
                }
                //已获取到lock2 尝试获取lock1
                synchronized (lock1) {
                    System.out.println("thread2 end");
                }
            }
        }).start();

        System.out.println("main thread end");
    }
}
